Spice grinder



FIG. 1 is a perspective view of the spice grinder showing my new design;

FIG. 2 is a front view of my design, the back view and the side viewthereof being the same;

FIG. 3 is a view of the top of my design; and,

FIG. 4 is a view of the bottom of my design.

The ornamental design for a spice grinder, as shown and described.